Drug Testing Standards

Ketanserin (Standard) is the analytical standard of Ketanserin. This product is intended for research and analytical applications. Ketanserin is a selective 5-HT2 receptor antagonist. Ketanserin also blocks hERG current (I_hERG) in a concentration-dependent manner (IC₅₀=0.11 μM).

Cobicistat (Standard) is the analytical standard of Cobicistat. This product is intended for research and analytical applications. Cobicistat is a potent and selective inhibitor of cytochrome P450 3A (CYP3A) enzymes with IC₅₀s of 30-285 nM. Cobicistat is a pharmacokinetic enhancer which increases the overall absorption of several HIV medications.

Ixazomib (Standard) is the analytical standard of Ixazomib. This product is intended for research and analytical applications. Ixazomib (MLN2238) is a selective, potent, and reversible proteasome inhibitor, which inhibits the chymotrypsin-like proteolytic (β5) site of the 20S proteasome with an IC₅₀ of 3.4 nM (K_i of 0.93 nM).

Canagliflozin (Standard) is the analytical standard of Canagliflozin. This product is intended for research and analytical applications. Canagliflozin (JNJ 28431754) is a selective SGLT2 inhibitor with IC₅₀s of 2 nM, 3.7 nM, and 4.4 nM for mSGLT2, rSGLT2, and hSGLT2 in CHOK cells, respectively.

Vismodegib (Standard) is the analytical standard of Vismodegib. This product is intended for research and analytical applications. Vismodegib (GDC-0449) is a BBB-permeable and orally active hedgehog pathway inhibitor with an IC₅₀ of 3 nM. Vismodegib also inhibits P-gp, ABCG2 with IC₅₀ values of 3.0 μM and 1.4 μM, respectively.

Pyrotinib dimaleate (Standard) is the analytical standard of Pyrotinib dimaleate. This product is intended for research and analytical applications. Pyrotinib dimaleate (SHR-1258 dimaleate) is a potent and selective EGFR/HER2 dual inhibitor with IC₅₀s of 13 and 38 nM, respectively.

Pamiparib (Standard) is the analytical standard of Pamiparib. This product is intended for research and analytical applications. Pamiparib (BGB-290) is an orally active, potent, highly selective PARP inhibitor, with IC₅₀ values of 0.9 nM and 0.5 nM for PARP1 and PARP2, respectively. Pamiparib has potent PARP trapping, and capability to penetrate the brain, and can be used for the research of various cancers including the solid tumor.

Regorafenib (Standard) is the analytical standard of Regorafenib. This product is intended for research and analytical applications. Regorafenib (BAY 73-4506) is an orally active and potent multi-targeted receptor tyrosine kinase inhibitor, with IC₅₀ values of 13/4.2/46, 22, 7, 1.5 and 2.5 nM for VEGFR1/2/3, PDGFRβ, Kit, RET and Raf-1, respectively. Regorafenib shows very robust antitumor and antiangiogenic activity.

Zotepine (Standard) is the analytical standard of Zotepine. This product is intended for research and analytical applications. Zotepine, an antipsychotic agent, is a potent antagonist of 5-HT_2A, 5-HT_2C, Histamine H₁, α₁-adrenergic and Dopamine D₂ receptors, with K_ds of 2.6 nM, 3.2 nM, 3.3 nM, 7.3 nM and 8 nM, respectively. Zotepine exhibits antidepressive and anxiolytic effects in vivo.

Saxagliptin (Standard) is the analytical standard of Saxagliptin. This product is intended for research and analytical applications. Saxagliptin (BMS-477118) is a potent, selective, reversible, competitive and orally active dipeptidyl peptidase-4 (DPP-4) (K_i = 0.6-1.3 nM) inhibitor. Saxagliptin has the peotential for type 2 diabetes mellitus research.

Linagliptin (Standard) is the analytical standard of Linagliptin. This product is intended for research and analytical applications. Linagliptin is a highly potent, selective DPP-4 inhibitor with IC₅₀ of 1 nM.

Vandetanib (Standard) is the analytical standard of Vandetanib. This product is intended for research and analytical applications. Vandetanib (D6474) is a potent, orally active inhibitor of VEGFR2/KDR tyrosine kinase activity (IC₅₀=40 nM). Vandetanib also has activity versus the tyrosine kinase activity of VEGFR3/FLT4 (IC₅₀=110 nM) and EGFR/HER1 (IC₅₀=500 nM).

Boceprevir (Standard) is the analytical standard of Boceprevir. This product is intended for research and analytical applications. Boceprevir (EBP 520) is a potent, highly selective, orally bioavailable HCV NS3 protease inhibitor with a K_i of 14 nM in both enzyme assay and an EC₉₀ of 350 nM in cell-based replicon assay. Boceprevir inhibits SARS-CoV-2 3CL^pro activity.

Masitinib (Standard) is the analytical standard of Masitinib. This product is intended for research and analytical applications. Masitinib (AB1010) is a potent, orally bioavailable, and selective inhibitor of c-Kit (IC₅₀=200 nM for human recombinant c-Kit). It also inhibits PDGFRα/β (IC₅₀s=540/800 nM), Lyn (IC₅₀= 510 nM for LynB), Lck, and, to a lesser extent, FGFR3 and FAK. Masitinib (AB1010) has anti-proliferative, pro-apoptotic activity and low toxicity.

Pazopanib (Standard) is the analytical standard of Pazopanib. This product is intended for research and analytical applications. Pazopanib (GW786034) is a novel multi-target inhibitor of VEGFR1, VEGFR2, VEGFR3, PDGFRβ, c-Kit, FGFR1, and c-Fms with IC₅₀s of 10, 30, 47, 84, 74, 140 and 146 nM, respectively.

Ilaprazole (Standard) is the analytical standard of Ilaprazole. This product is intended for research and analytical applications. Ilaprazole (IY-81149) is an orally active proton pump inhibitor. Ilaprazole irreversibly inhibits H⁺/K⁺-ATPase in a dose-dependent manner with an IC₅₀ of pump inhibitory activity of 6 μM in rabbit parietal cell preparation. Ilaprazole is used for the research of gastric ulcers. Ilaprazole is also a potent TOPK (T-lymphokine-activated killer cell-originated protein kinase) inhibitor.

Gefapixant (Standard) is the analytical standard of Gefapixant. This product is intended for research and analytical applications. Gefapixant is an orally active and potent purinergic P2X3 receptor (P2X3R) antagonist, with IC₅₀ values of ~30 nM versus recombinant hP2X3 homotrimers and 100-250 nM at hP2X2/3 heterotrimeric receptors. Gefapixant can be used for the research of chronic cough and knee osteoarthritis.

Avapritinib (Standard) is the analytical standard of Avapritinib. This product is intended for research and analytical applications. Avapritinib (BLU-285) is a highly potent, selective, and orally active KIT and PDGFRA activation loop mutant kinases inhibitor with IC₅₀s of 0.27 and 0.24 nM for KIT D816V and PDGFRA D842V, respectively. Avapritinib (BLU-285) binds the active conformation of the kinase and shows antitumor activity. Avapritinib (BLU-285) attenuates the transport function of both ABCB1 and ABCG2.

Trilaciclib (hydrochloride) (Standard) is the analytical standard of Trilaciclib (hydrochloride). This product is intended for research and analytical applications. Trilaciclib hydrochloride (G1T28 hydrochloride) is a CDK4/6 inhibitor with IC₅₀s of 1 nM and 4 nM for CDK4 and CDK6, respectively.

Gestrinone (Standard) is the analytical standard of Gestrinone. This product is intended for research and analytical applications. Gestrinone (R2323) is a synthetic steroid hormone used to treat endometriosis. It inhibits leiomyoma cells with an IC₅₀ of 43.67 μM. Gestrinone is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.